Here is my tale of woe: I was asked to look at a very poorly running Rotary watch( 9GS00309/01). It is a skeleton style watch and looking through its clear insert case back I could see the cap jewel was missing. When I opened the case I found the jewel BUT the shock spring had been trapped in the winding stem and is now non reparable. It looks like it was a Duofix which is strange because the dial side s/spring is a KIF trior. I have tried to fit a Trior but they just don't fit (either just